X Report 30 Mar 2025
SpaceX gears up for major Starlink launch, while Starship developments continue to shape commercial spacefrontiers.
COSMOS 861 (09494)
COSPAR: 1976-104A | Alt Name: Kosmos-861
Image
Additional Sources
Launch Details
Launch Date
October 21, 1976
Launch Site
Launch Pad
LC90
Launch Vehicle
Tsiklon-2
Orbital Elements
NORAD ID
09494
International Designator
1976-104A
Epoch
Sun, 19 Jul 2026 18:20:14 GMT
Apogee
Calculating...
Perigee
Calculating...
Inclination
64.86°
Right Ascension
335.93°
Eccentricity
Calculating...
Argument of Perigee
181.98°
Period
104.22 min
Mean Motion
13.82 rev/day
Latitude
Calculating...
Longitude
Calculating...
Altitude
Calculating...
Velocity
Calculating...
Polar Plot
3D Visualization
Explore in the Catalog
Basic Satellite Info
Name
COSMOS 861
Alternative Name
Kosmos-861
Type
Payload
Status
Unknown
Owner
VMF
Country
USSR
Constellation
N/A
Related Satellites
Major Events
N/A
Latest TLEs
1 09494U 76104A 26200.76405955 -.00000072 00000+0 15699-4 0 9998
2 09494 64.8612 335.9291 0046205 181.9785 178.1097 13.81725726510442
Source: Celestrak
Summary
Apologies, there is no summary for this satellite yet. I am working to generate these for every object in the catalog, but it is going to take time.
Physical Characteristics
Length
5.8
Diameter
1.3
Span
5.8
Dry Mass
1150
Launch Mass
1150
Shape
Cyl
Radar Cross Section
2.2699
Visual Magnitude
Unknown
Color
Unknown
Material Composition
Unknown
Technical Details
Payload
US-A No. 324 ROCh
Purpose
Ocean surveillance, active radar
Mission
Ocean surveillance, active radar
Manufacturer
KOMET
Life Expectancy
Unknown
Bus
US-A reactor
Configuration
US-Bus
Motor
Unknown
Equipment
Radar
Power System
BES-5 nuclear reactor
ADCS
Unknown
Transmitter Frequency
Unknown
Map
Next Pass
Azimuth Elevation Time (Local)
Start Azimuth
Max Elevation
Stop Azimuth
Time Until
Pass Duration
Satellite Articles
View All Posts »Learn more about satellites and other related topics.
Space Force Awards First-Ever $52M Satellite Deorbit Contract to Starfish Space | KeepTrack Space Brief
Space Force awards first-of-its-kind $52M contract to Starfish Space for deorbiting defunct satellites. AST SpaceMobile selected for Missile Defense Agency SHIELD program. $26B Space Force budget confirmed.
X Report 13 Apr 2025
SpaceX successfully launches 21 Starlink satellites and deploys a new batch of spy satellites for the US government.
Falcon 9 Completes GPS III Constellation for Space Force | KeepTrack X Report
SpaceX's Falcon 9 delivered GPS III SV-10 at 0653 UTC, capping Lockheed Martin's 10-satellite series as SpaceX eyes a $60B AI coding acquisition pre-IPO.
Falcon 9 Grounded After Upper Stage Anomaly, Crew-12 at Risk | KeepTrack X Report
SpaceX pauses all Falcon 9 launches after upper stage anomaly during Starlink mission. Crew-12 astronaut launch may be affected. Booster 19 rolls out for cryogenic testing.
X Report 24 Nov 2024
SpaceX cancels Texas land-swap deal amid growing Starship presence and launches 20 Starlink satellites using the 400th Falcon 9 rocket.
X Report 24 Oct 2025
SpaceX achieves a new milestone with its record 139th launch of the year while competition heats up in satellite communications.
Version 10.0.0 Release Notes
The latest update introduces 3D satellite FOV cones, advanced sensor capabilities, and enhanced timelines, improving the way users interact with satellite data.